Is the flu more severe this year? Are hospitals seeing higher flu rates? Is this year’s flu shot effective? An infectious disease specialist answers parents’ top questions.

Myocarditis after the COVID-19 vaccine is a rare reaction in young people, but most cases have been short-lived, with patients getting better very quickly.

Dr. Joy Gibson is researching how to optimize the use of antibiotics and other strategies to manage infections in patients with cystic fibrosis.